What is magnetism?
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Q8: If the south pole of a bar
Q9: The _ is a brushless DC, three-phase
Q10: Magnetism can only be produced by the
Q11: To make an electric motor move continuously,
Q12: The most commonly used rotor today is
Q14: Motors are selected mainly because of the
Q15: The resistance-start-induction-run motor has only a starting
Q16: An alternating current of 60 hertz changes
Q17: All magnets have three poles.
Q18: How do electric motors work?
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